| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | that is [adj] for | 112 |
|
| 2 | that be necessary for | 26 |
|
| 3 | that [be] necessary for | 26 |
|
| 4 | [conj] is necessary for | 25 |
|
| 5 | that is necessary [prep] | 17 |
|
| 6 | that [is] necessary for | 11 |
|
